questionsmedicales.fr
Acides aminés, peptides et protéines
Acides aminés
Alanine
bêta-Alanine
bêta-Alanine : Questions médicales fréquentes
Termes MeSH sélectionnés :
Corynebacterium glutamicum
Diagnostic
2
Carence en acides aminés
Bêta-alanine
Évaluation nutritionnelle
Analyse sanguine
Acides aminés
Bêta-alanine
Symptômes
2
Effets indésirables
Bêta-alanine
Paresthésie
Effets secondaires
Bêta-alanine
Paresthésie
Prévention
2
Prévention
Bêta-alanine
Alimentation équilibrée
Supplémentation
Bêta-alanine
Endurance
Traitements
2
Compléments alimentaires
Bêta-alanine
Performance sportive
Carnosine
Bêta-alanine
Performance physique
Complications
2
Complications
Bêta-alanine
Troubles gastro-intestinaux
Interactions médicamenteuses
Bêta-alanine
Consultation médicale
Facteurs de risque
2
Carence en acides aminés
Bêta-alanine
Alimentation végétalienne
Athlètes
Bêta-alanine
Performance sportive
{
"@context": "https://schema.org",
"@graph": [
{
"@type": "MedicalWebPage",
"name": "bêta-Alanine : Questions médicales les plus fréquentes",
"headline": "bêta-Alanine : Comprendre les symptômes, diagnostics et traitements",
"description": "Guide complet et accessible sur les bêta-Alanine : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.",
"datePublished": "2024-06-16",
"dateModified": "2025-03-13",
"inLanguage": "fr",
"medicalAudience": [
{
"@type": "MedicalAudience",
"name": "Grand public",
"audienceType": "Patient",
"healthCondition": {
"@type": "MedicalCondition",
"name": "bêta-Alanine"
},
"suggestedMinAge": 18,
"suggestedGender": "unisex"
},
{
"@type": "MedicalAudience",
"name": "Médecins",
"audienceType": "Physician",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "France"
}
},
{
"@type": "MedicalAudience",
"name": "Chercheurs",
"audienceType": "Researcher",
"geographicArea": {
"@type": "AdministrativeArea",
"name": "International"
}
}
],
"reviewedBy": {
"@type": "Person",
"name": "Dr Olivier Menir",
"jobTitle": "Expert en Médecine",
"description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale",
"url": "/static/pages/docteur-olivier-menir.html",
"alumniOf": {
"@type": "EducationalOrganization",
"name": "Université Paris Descartes"
}
},
"isPartOf": {
"@type": "MedicalWebPage",
"name": "Alanine",
"url": "https://questionsmedicales.fr/mesh/D000409",
"about": {
"@type": "MedicalCondition",
"name": "Alanine",
"code": {
"@type": "MedicalCode",
"code": "D000409",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "D12.125.042"
}
}
},
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Acide pantothénique",
"alternateName": "Pantothenic Acid",
"url": "https://questionsmedicales.fr/mesh/D010205",
"about": {
"@type": "MedicalCondition",
"name": "Acide pantothénique",
"code": {
"@type": "MedicalCode",
"code": "D010205",
"codingSystem": "MeSH"
},
"identifier": {
"@type": "PropertyValue",
"propertyID": "MeSH Tree",
"value": "D12.125.042.070.500"
}
}
}
],
"about": {
"@type": "MedicalCondition",
"name": "bêta-Alanine",
"alternateName": "beta-Alanine",
"code": {
"@type": "MedicalCode",
"code": "D015091",
"codingSystem": "MeSH"
}
},
"author": [
{
"@type": "Person",
"name": "Bryan Saunders",
"url": "https://questionsmedicales.fr/author/Bryan%20Saunders",
"affiliation": {
"@type": "Organization",
"name": "Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil."
}
},
{
"@type": "Person",
"name": "Eimear Dolan",
"url": "https://questionsmedicales.fr/author/Eimear%20Dolan",
"affiliation": {
"@type": "Organization",
"name": "Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil."
}
},
{
"@type": "Person",
"name": "Bruno Gualano",
"url": "https://questionsmedicales.fr/author/Bruno%20Gualano",
"affiliation": {
"@type": "Organization",
"name": "Applied Physiology and Nutrition Research Group, School of Physical Education and Sport; Rheumatology Division; Faculdade de Medicina FMUSP, Universidade de São Paulo, São Paulo, SP, BR, University of São Paulo, Brazil."
}
},
{
"@type": "Person",
"name": "Marcelo Papoti",
"url": "https://questionsmedicales.fr/author/Marcelo%20Papoti",
"affiliation": {
"@type": "Organization",
"name": "University of São Paulo, Medicine University of Ribeirão Preto (FMRP-USP), Ribeirão Preto, São Paulo, Brazil."
}
},
{
"@type": "Person",
"name": "Craig Sale",
"url": "https://questionsmedicales.fr/author/Craig%20Sale",
"affiliation": {
"@type": "Organization",
"name": "Musculoskeletal Physiology Research Group, Sport, Health and Performance Enhancement Research Centre, Nottingham Trent University, United Kingdom."
}
}
],
"citation": [
{
"@type": "ScholarlyArticle",
"name": "Biosystem design of Corynebacterium glutamicum for bioproduction.",
"datePublished": "2022-12-20",
"url": "https://questionsmedicales.fr/article/36549106",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.copbio.2022.102870"
}
},
{
"@type": "ScholarlyArticle",
"name": "Biosynthesis of eriodictyol from tyrosine by Corynebacterium glutamicum.",
"datePublished": "2022-05-14",
"url": "https://questionsmedicales.fr/article/35568867",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1186/s12934-022-01815-3"
}
},
{
"@type": "ScholarlyArticle",
"name": "Iron Delivery through Membrane Vesicles in Corynebacterium glutamicum.",
"datePublished": "2023-05-08",
"url": "https://questionsmedicales.fr/article/37154718",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1128/spectrum.01222-23"
}
},
{
"@type": "ScholarlyArticle",
"name": "Stepwise metabolic engineering of Corynebacterium glutamicum for the production of phenylalanine.",
"datePublished": "2022-08-22",
"url": "https://questionsmedicales.fr/article/35989300",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.2323/jgam.2022.08.002"
}
},
{
"@type": "ScholarlyArticle",
"name": "Engineering Corynebacterium glutamicum for the efficient production of N-acetylglucosamine.",
"datePublished": "2023-10-11",
"url": "https://questionsmedicales.fr/article/37832852",
"identifier": {
"@type": "PropertyValue",
"propertyID": "DOI",
"value": "10.1016/j.biortech.2023.129865"
}
}
],
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "questionsmedicales.fr",
"item": "https://questionsmedicales.fr"
},
{
"@type": "ListItem",
"position": 2,
"name": "Acides aminés, peptides et protéines",
"item": "https://questionsmedicales.fr/mesh/D000602"
},
{
"@type": "ListItem",
"position": 3,
"name": "Acides aminés",
"item": "https://questionsmedicales.fr/mesh/D000596"
},
{
"@type": "ListItem",
"position": 4,
"name": "Alanine",
"item": "https://questionsmedicales.fr/mesh/D000409"
},
{
"@type": "ListItem",
"position": 5,
"name": "bêta-Alanine",
"item": "https://questionsmedicales.fr/mesh/D015091"
}
]
}
},
{
"@type": "MedicalWebPage",
"name": "Article complet : bêta-Alanine - Questions et réponses",
"headline": "Questions et réponses médicales fréquentes sur bêta-Alanine",
"description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.",
"datePublished": "2025-04-29",
"inLanguage": "fr",
"hasPart": [
{
"@type": "MedicalWebPage",
"name": "Diagnostic",
"headline": "Diagnostic sur bêta-Alanine",
"description": "Comment diagnostiquer une carence en bêta-alanine ?\nQuels tests peuvent évaluer les niveaux de bêta-alanine ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-diagnostic"
},
{
"@type": "MedicalWebPage",
"name": "Symptômes",
"headline": "Symptômes sur bêta-Alanine",
"description": "Quels sont les symptômes d'une supplémentation excessive en bêta-alanine ?\nLa bêta-alanine cause-t-elle des effets secondaires ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-symptômes"
},
{
"@type": "MedicalWebPage",
"name": "Prévention",
"headline": "Prévention sur bêta-Alanine",
"description": "Comment prévenir une carence en bêta-alanine ?\nLes sportifs doivent-ils se supplémenter en bêta-alanine ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-prévention"
},
{
"@type": "MedicalWebPage",
"name": "Traitements",
"headline": "Traitements sur bêta-Alanine",
"description": "La bêta-alanine est-elle utilisée pour traiter des maladies ?\nComment la bêta-alanine améliore-t-elle la performance ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-traitements"
},
{
"@type": "MedicalWebPage",
"name": "Complications",
"headline": "Complications sur bêta-Alanine",
"description": "Quelles complications peuvent survenir avec une surconsommation ?\nLa bêta-alanine peut-elle interagir avec d'autres médicaments ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-complications"
},
{
"@type": "MedicalWebPage",
"name": "Facteurs de risque",
"headline": "Facteurs de risque sur bêta-Alanine",
"description": "Qui est à risque de carence en bêta-alanine ?\nLes athlètes d'endurance ont-ils besoin de plus de bêta-alanine ?",
"url": "https://questionsmedicales.fr/mesh/D015091?mesh_terms=Corynebacterium+glutamicum#section-facteurs de risque"
}
]
},
{
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "Comment diagnostiquer une carence en bêta-alanine ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il n'existe pas de test spécifique; une évaluation des symptômes et des apports alimentaires est nécessaire."
}
},
{
"@type": "Question",
"name": "Quels tests peuvent évaluer les niveaux de bêta-alanine ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des analyses sanguines peuvent mesurer les niveaux d'acides aminés, y compris la bêta-alanine."
}
},
{
"@type": "Question",
"name": "Quels sont les symptômes d'une supplémentation excessive en bêta-alanine ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une supplémentation excessive peut provoquer des picotements, des démangeaisons ou des rougeurs."
}
},
{
"@type": "Question",
"name": "La bêta-alanine cause-t-elle des effets secondaires ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des effets secondaires comme des picotements peuvent survenir, mais ils sont généralement bénins."
}
},
{
"@type": "Question",
"name": "Comment prévenir une carence en bêta-alanine ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une alimentation équilibrée incluant des sources de protéines peut prévenir une carence."
}
},
{
"@type": "Question",
"name": "Les sportifs doivent-ils se supplémenter en bêta-alanine ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les sportifs peuvent bénéficier d'une supplémentation pour améliorer leur endurance et performance."
}
},
{
"@type": "Question",
"name": "La bêta-alanine est-elle utilisée pour traiter des maladies ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle n'est pas un traitement médical, mais un complément pour améliorer la performance sportive."
}
},
{
"@type": "Question",
"name": "Comment la bêta-alanine améliore-t-elle la performance ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elle augmente les niveaux de carnosine dans les muscles, retardant la fatigue lors d'exercices intenses."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec une surconsommation ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une surconsommation peut entraîner des troubles gastro-intestinaux et des picotements."
}
},
{
"@type": "Question",
"name": "La bêta-alanine peut-elle interagir avec d'autres médicaments ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des interactions sont possibles; il est conseillé de consulter un professionnel de santé."
}
},
{
"@type": "Question",
"name": "Qui est à risque de carence en bêta-alanine ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les personnes ayant une alimentation pauvre en protéines ou végétalienne peuvent être à risque."
}
},
{
"@type": "Question",
"name": "Les athlètes d'endurance ont-ils besoin de plus de bêta-alanine ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, ils peuvent avoir besoin de plus de bêta-alanine pour améliorer leur performance et récupération."
}
}
]
}
]
}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 13/03/2025
Contenu vérifié selon les dernières recommandations médicales
6 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil.
Institute of Orthopaedics and Traumatology, Faculty of Medicine FMUSP, University of São Paulo, São Paulo, Brazil.
5 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
4 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, School of Physical Education and Sport; Rheumatology Division; Faculdade de Medicina FMUSP, Universidade de São Paulo, São Paulo, SP, BR, University of São Paulo, Brazil.
Food Research Center, University of São Paulo, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
3 publications dans cette catégorie
Affiliations :
University of São Paulo, Medicine University of Ribeirão Preto (FMRP-USP), Ribeirão Preto, São Paulo, Brazil.
University of São Paulo, School of Physical Education and sport of Ribeirão Preto (EEFERP-USP), Ribeirão Preto, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
3 publications dans cette catégorie
Affiliations :
Musculoskeletal Physiology Research Group, Sport, Health and Performance Enhancement Research Centre, Nottingham Trent University, United Kingdom.
Publications dans "bêta-Alanine" :
3 publications dans cette catégorie
Affiliations :
Laboratory of Animal Microbiology, Department of Animal Science, Graduate School of Agricultural Science, Tohoku University, 468-1, Aramaki Aza Aoba, Aoba-ku, Sendai 980-0845, Japan.
Publications dans "bêta-Alanine" :
3 publications dans cette catégorie
Affiliations :
Laboratory of Animal Microbiology, Department of Animal Science, Graduate School of Agricultural Science, Tohoku University, 468-1, Aramaki Aza Aoba, Aoba-ku, Sendai 980-0845, Japan.
Publications dans "bêta-Alanine" :
3 publications dans cette catégorie
Affiliations :
Department of Movement and Sports Sciences, Ghent University, Ghent, Belgium.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
University of São Paulo, Medicine University of Ribeirão Preto (FMRP-USP), Ribeirão Preto, São Paulo, Brazil. matheus.norberto@usp.br.
University of São Paulo, School of Physical Education and sport of Ribeirão Preto (EEFERP-USP), Ribeirão Preto, São Paulo, Brazil. matheus.norberto@usp.br.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
University of São Paulo, School of Physical Education and sport of Ribeirão Preto (EEFERP-USP), Ribeirão Preto, São Paulo, Brazil.
Estácio University, Ribeirão Preto, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Department of Physical Education, State São Paulo University, (UNESP), Rio Claro, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
University of São Paulo, School of Physical Education and sport of Ribeirão Preto (EEFERP-USP), Ribeirão Preto, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Department of Physical Education, Federal University of Pernambuco, (UFPE), Recife, Pernambuco, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
University of São Paulo, School of Physical Education and sport of Ribeirão Preto (EEFERP-USP), Ribeirão Preto, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Applied Physiology and Nutrition Research Group, Rheumatology Division, Faculdade de Medicina FMUSP, School of Physical Education and Sport, University of São Paulo, São Paulo, Brazil.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Department of Urology, University Hospital Olomouc, 775 20 Olomouc, Czech Republic.
Faculty of Medicine and Dentistry, Palacky University, 775 15 Olomouc, Czech Republic.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Department of Medical Chemistry and Biochemistry, Faculty of Medicine and Dentistry, Palacky University, 775 15 Olomouc, Czech Republic.
Publications dans "bêta-Alanine" :
2 publications dans cette catégorie
Affiliations :
Department of Urology, University Hospital Olomouc, 775 20 Olomouc, Czech Republic.
Faculty of Medicine and Dentistry, Palacky University, 775 15 Olomouc, Czech Republic.
Publications dans "bêta-Alanine" :
Corynebacterium glutamicum, a natural glutamate-producing bacterium adopted for industrial production of amino acids, has been extensively explored recently for high-level biosynthesis of amino acid d...
Eriodictyol is a bioactive flavonoid compound that shows potential applications in medicine development and food processing. Microbial synthesis of eriodictyol has been attracting increasing attention...
We firstly optimized the biosynthetic module of naringenin, the upstream intermediate for eriodictyol production, through screening of different gene orthologues. Next, to improve the level of the pre...
The biosynthesis of the ortho-hydroxylated flavonoid eriodictyol in C. glutamicum was achieved for the first time via functional expression of E. coli hpaBC, providing a baseline strain for biosynthes...
Bacterial cells form and release membrane vesicles (MVs) originating from cellular membranes. In recent years, many biological functions of bacterial MVs have been identified. Here, we show that MVs d...
Corynebacterium glutamicum was metabolically engineered to produce phenylalanine, a valuable aromatic amino acid that can be used as a raw material in the food and pharmaceutical industries. First, a ...
N-acetylglucosamine (GlcNAc) is significant functional monosaccharides with diverse applications in medicine, food, and cosmetics. In this study, the GlcNAc synthesis pathway was constructed in Coryne...
2-Oxoglutarate (2-OG) is a tricarboxylate cycle intermediate that can be biologically converted into several industrially important compounds. However, studies on the fermentative production of compou...
Aminopyrrolnitrin (APRN), a natural halogenated phenylpyrrole derivative (HPD), has strong antifungal and antiparasitic activities. Additionally, it showed 2.8-fold increased photostability compared t...
Tyramine has attracted considerable interest due to recent findings that it is an excellent starting material for the production of high-performance thermoplastics and hydrogels. Furthermore, tyramine...
Corynebacterium glutamicum is a bacterium widely employed in the industrial production of amino acids as well as a broad range of other biotechnological products. The present study describes the chara...
In this study, Corynebacterium glutamicum was engineered to produce ergothioneine, an amino acid derivative with high antioxidant activity. The ergothioneine biosynthesis genes, egtABCDE, from Mycolic...